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8011343: Add new flag for verifying the heap during startup

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Perform verification during VM startup under control of new flag and within a VMOperation.

Reviewed-by: stefank, jmasa, brutisso
This commit is contained in:
John Cuthbertson 2013-04-05 10:20:04 -07:00
parent 0afa77628c
commit 90d010120f
8 changed files with 29 additions and 21 deletions
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5
hotspot/src/share/vm/runtime/arguments.cpp
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@ -2006,11 +2006,12 @@ bool Arguments::check_vm_args_consistency() {
// than just disable the lock verification. This will be fixed under
// bug 4788986.
if (UseConcMarkSweepGC && FLSVerifyAllHeapReferences) {
if (VerifyGCStartAt == 0) {
if (VerifyDuringStartup) {
warning("Heap verification at start-up disabled "
"(due to current incompatibility with FLSVerifyAllHeapReferences)");
VerifyGCStartAt = 1; // Disable verification at start-up
VerifyDuringStartup = false; // Disable verification at start-up
}
if (VerifyBeforeExit) {
warning("Heap verification at shutdown disabled "
"(due to current incompatibility with FLSVerifyAllHeapReferences)");